Safariland 7385 7TS ALS OMV Tactical Holster with Quick Release Glock 17 22 Holster 100% Nylon Made in US ALS (Automatic Locking System) secures weapon once Holstered. Constructed of Safari Seven- a proprietary Nylon blend that is completely non-abrasive to weapon finishes. Very High Heat/Cold Tolerances- -5 F to +3 F Standard double strap leg shroud with mounting holes for optional accessories Matte Finish to decrease reflection